package com.chen.lambda;

public class TestLambda1 {

    // 静态内部类
    static class Like2 implements ILike{

        @Override
        public void lambda() {
            System.out.println("i like lambda2");
        }
    }

    public static void main(String[] args) {
        ILike like = new Like();
        like.lambda();

        like = new Like2();
        like.lambda();

        // 局部内部类
        class Like3 implements ILike {

            @Override
            public void lambda() {
                System.out.println("i like lambda3");
            }
        }

        like = new Like3();
        like.lambda();

        // 匿名内部类
        like = new ILike() {
            @Override
            public void lambda() {
                System.out.println("i like lambda4");
            }
        };
        like.lambda();

        // lambda表达式
        like = ()->{
            System.out.println("i like lambda5");
        };
        like.lambda();
    }

}

// 函数式接口
interface ILike{
    void lambda();
}

// 外部类
class Like implements ILike {

    @Override
    public void lambda() {
        System.out.println("i like lambda");
    }
}